Chemical fire-extinguisher.



PATENTMEH AUG. 6, 1907.

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A. F. SARGEAUNT. GHEMIOAL FIRE BXTINGUISHER.

APPLICATION FILED KAY 11,1906.

a SHEBTS-$HEET 1.

No. 862,869. PATENTED AUG. 6, 1901.

' A. F. SARGEAU'NT.

' CHEMICAL FIRE EXTINGUISHER.

Arrmomion FILED MAY 11,1900.

a SHEETSSHEET 2.

, P'A TfiNTfiD UG 6, 1907. A.-F.SARGEAUNT. g7, I CHEMICAL FIRE EXTINGUISHBRT APPLICATION IILED MAY 11,1906.

3 SHEETS-SBEET 3.

M 2. v i f. i B W ivich,zin the county of I gland, have invented new and useful Improvements'in gChemical Fire-Extinguishers;

- This invention has for lore and likewise to simplify their construction and so,

are of large size. l A distinguishing feature of my invention consists in with the gas lire. And in order that i 3 a plan partly in section and Unr rEn STATES PATENT OFFICE 4 ALAN FREODERIO snnemun'r, OF nos'wre'n, EINGLANIVJ.

CHEMICAL smn-nx'rmemsmrn.

specification of Letters falterin- 1%. season,

Application filed an 11,1906. Serial No.

V Patented page, 1907. smjaso To all whom it may concern; I 7

Be it known that I, Am: F'nun'smo Snnonnunr, a subject of the King of GreatBritziin, residing at Nora common nozzle e which I; ient inanner'to a delivery hose f. Eng- T A separatedetachable gas bottle or'cylincler 9 serves to contain carhen'd-ioxid or other suitable gas at a high pressure and is connected to each of the storage vessels a a. .by a union 9, tee piece h,-nnd gas inlet tube 2'. Such gas bottle or cylinder 9 is furnished with a valve g 'tlmt is operated by a key or lever j.

of: which the following" ,is a specification. o its object to render fire extinguishers more effectiye in. operation than heretoreduce the cost of manufacture particularly when they storing under 'ressurc any suitable gas such for instanee as carbon dioxid in a sepzi rzite detachable gas: bottle or cylinder whichis mounted in any convenlent. manner on a fremeoi any g refcrrod description and is connected by pipes controlled by a suitable valve wit'htwo separate storage vessels carried on said and connections of the extinguisher. frame each of which vessels contains a concentrated l is a combination frame and trolley whereon the exchomical solution that Rt stored therein without prestinguisher may sure thus c-ensidoralfly minimizing the risk of leakage. port when of large size. Such fr ame' may however be When the oxt'inguishervis inuso such solutions together of any preferred description. .are delivered in o singlefonlhind jet When using the extinguisher the immediate] y onto the flames whereby an important opened after which the dischurge as owing to the heat generated caps I: that alc' fitted with washers to This latter requirement applies to advantage is obtained by the hitter the chemical reaction set up'by the mixing of the solutions isgrc'ri'tl y intensified end results in the free evolution of "n extinguishinggas and the formation-oi eiltiuguishing salts which together witli'the gas rapidly and effectually subdue and extinguish the I I my mid i -i may be two storage vessels for holding; liquid tire-extinguishing readily carried into effect I will now with the aid of the 'chenilmls under atmnspheflc pressure of a discharge pipe accompanying drawings wherein similar letters of roicroncc indicate corresponding parts proceed more particularly to describe and ascertain the same.

Figures l, 2,-a rc front and side elevations-and Fig.

drawn to an enlarged I scale of a chemical fire extinguisher made according I ,h'om which such as above mentioned.

1 claim,-

, the said bottle to thesaid vessels, and n ALAN FREDERIC SARGE'AUNT.

to my invention.

a a {do storage vessels each furnished with tube 15,21 discharge Witnesses i JAMES IIoxuY S'ruumos, l'mu'v Auuimmmi 'lnoo'mzss.

a siphon The pipe 0 and gas inlet tube 2'.

In a portable fire-extinguisher, the combination, with discharge prpesalre connected by a cock 01 valve 11 to i iscoupled. in any convenbe mounted for convenience ol trans- 

